Directory.Build.targets

<Project>

  <ItemGroup>
    <None Include="$(MSBuildProjectDirectory)/../README.md" Exclude="@(None)" Pack="true" PackagePath="/" Condition="$(IsPackable)" />
    <Content Include="$(MSBuildProjectDirectory)/Build/**" Exclude="@(Content)" Pack="true" PackagePath="build/%(RecursiveDir)" Condition="$(IsPackable)" />
    <Content Include="$(MSBuildProjectDirectory)/Sdk/**" Exclude="@(Content)" Pack="true" PackagePath="sdk/%(RecursiveDir)" Condition="$(IsPackable)" />
  </ItemGroup>

  <Target Name="GetPackage"
          DependsOnTargets="$(PackDependsOn)"
          Returns="@(_GetPackageOutput)"
          Condition="'$(IsPackable)' == 'true'">
    <ItemGroup>
      <_GetPackageOutput Include="@(NuGetPackOutput->WithMetadataValue('Extension', '.nupkg'))">
        <PackageId>$(PackageId)</PackageId>
        <PackageVersion>$(PackageVersion)</PackageVersion>
      </_GetPackageOutput>
    </ItemGroup>
  </Target>

  <Target Name="_ValidatePackageForRelease"
          Condition="'$(IsPackable)' == 'true'">
    <Error Condition="$(Configuration) != 'Release'" Text="Cannot push package when Configuration is not 'Release'" />
    <Error Condition="!$(PackageId.StartsWith('Linkoid.Build.'))" Text="PackageId does not start with 'Linkoid.Build.'" />
    <Error Condition="!Exists(@(None->WithMetadataValue('Filename', 'README')))" Text="Missing the README" />
    <Error Condition="'$(Description)' == ''" Text="Missing Description" />
  </Target>

  <Target Name="NuGetPush"
          DependsOnTargets="_ValidatePackageForRelease;GetPackage"
          Condition="'$(IsPackable)' == 'true'">
    <PropertyGroup>
      <NuGetPushSource Condition="'$(NuGetPushSource)' == ''">$(DefaultPushSource)</NuGetPushSource>
      <NuGetPushSource Condition="'$(NuGetPushSource)' == ''">nuget.org</NuGetPushSource>
    </PropertyGroup>
    <Exec Command="dotnet nuget push @(_GetPackageOutput) -s $(NuGetPushSource) --skip-duplicate" />
  </Target>

</Project>